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Pasta-shaped radio waves to solve jamming?

Tessa Reed
By Tessa Reed, Journalist
Johannesburg, 12 Mar 2012

Pasta-shaped radio waves to solve jamming?

Pasta-shaped radio waves have solved the problem of broadcasting in a congested city, The Huffington Post writes.

Italian and Swedish researchers have created fusilli-shaped radio waves that twist around existing spectrums to deliver an infinite number of channels.

According to The Daily Mail, the researchers, from the University of Padova, in Italy, and the Angstrom Laboratory, in Sweden, believe they have solved the problem of radio congestion.

As the world continues to adapt in the digital age, the introduction of new mobile smartphones, wireless Internet and digital TVs means the number of radio frequency bands available to broadcast information gets smaller and smaller.

"In a three-dimensional perspective, this phase twist looks like a fusilli pasta-shaped beam," The Australian quotes lead study author Fabrizio Tamburini as saying.

"Each of these twisted beams can be independently generated, propagated and detected even in the very same frequency band, behaving as independent communication channels."

That means they do not move linearly like all current forms of radio communications do, and they do not need more bandwidth to increase their transmission capacity.

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